Less debug messages for conditional functions

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27066 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Fix for #3481

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27067 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e